The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6991676 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 31, 2006

Filed:

Jul. 18, 2003
Applicants:

Alexey S Kabalnov, Corvallis, OR (US);

Charles G. Dupuy, Corvallis, OR (US);

Luanne J. Rolly, Corvallis, OR (US);

Naomi Oak, Corvallis, OR (US);

Patricia a Wang, Salem, OR (US);

Inventors:

Alexey S Kabalnov, Corvallis, OR (US);

Charles G. Dupuy, Corvallis, OR (US);

Luanne J. Rolly, Corvallis, OR (US);

Naomi Oak, Corvallis, OR (US);

Patricia A Wang, Salem, OR (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention is drawn to dye sets for formulating ink-jet ink sets, and to specific ink sets. The dye set can comprise cyan colorant including a phthalocyanine dye; magenta colorant including a copper- or nickel-containing azo dye; and yellow colorant including at least one of Yellow 1189 dye and Yellow 104 dye yellow colorant having the structure Formula 1:wherein Ris H, SOM, COOM, or SONH; and wherein Ris H, SOM, COOM, or SONH; and wherein Ris H or CH; and wherein n and m are 2, 3, 4, 5 or 6; and wherein M is H, Na, Li, K, ammonium, ammonium substituted with alkyl or combinations thereof. Optionally, a cyan triarylmethine dye such as Acid Blue 9, or another similar cyan dye, can be blended with the phthalocyanine dye; a rhodamine dye can be blended with the copper- or nickel-containing azo dye; and/or Acid Yellow 17 or Acid Yellow 23 can be blended with Formula 1.


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